Change ui::Event::time_stamp from TimeDelta to TimeTicks

ui/views/win/hwnd_message_handler.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/win/hwnd_message_handler.h"
 
 #include <dwmapi.h>
 #include <oleacc.h>
 #include <shellapi.h>
 #include <tchar.h>
@@ skipping 2165 matching lines @@
         if (hittest != HTCLIENT)
           return 0;
       }
 
       ScreenToClient(hwnd(), &point);
 
       last_touch_message_time_ = ::GetMessageTime();
 
       gfx::Point touch_point(point.x, point.y);
       unsigned int touch_id = id_generator_.GetGeneratedID(input[i].dwID);
-      base::TimeDelta time_delta = event_time - base::TimeTicks();
 
       if (input[i].dwFlags & TOUCHEVENTF_DOWN) {
         touch_ids_.insert(input[i].dwID);
         GenerateTouchEvent(ui::ET_TOUCH_PRESSED, touch_point, touch_id,
-                           event_time, time_delta, &touch_events);
+                           event_time, &touch_events);
         touch_down_contexts_++;
         base::MessageLoop::current()->PostDelayedTask(
             FROM_HERE,
             base::Bind(&HWNDMessageHandler::ResetTouchDownContext,
                        weak_factory_.GetWeakPtr()),
             base::TimeDelta::FromMilliseconds(kTouchDownContextResetTimeout));
       } else {
         if (input[i].dwFlags & TOUCHEVENTF_MOVE) {
           GenerateTouchEvent(ui::ET_TOUCH_MOVED, touch_point, touch_id,
-                             event_time, time_delta, &touch_events);
+                             event_time, &touch_events);
         }
 
         if (input[i].dwFlags & TOUCHEVENTF_UP) {
           touch_ids_.erase(input[i].dwID);
           GenerateTouchEvent(ui::ET_TOUCH_RELEASED, touch_point, touch_id,
-                             event_time, time_delta, &touch_events);
+                             event_time, &touch_events);
           id_generator_.ReleaseNumber(input[i].dwID);
         }
       }
     }
     // Handle the touch events asynchronously. We need this because touch
     // events on windows don't fire if we enter a modal loop in the context of
     // a touch event.
     base::MessageLoop::current()->PostTask(
         FROM_HERE,
         base::Bind(&HWNDMessageHandler::HandleTouchEvents,
@@ skipping 332 matching lines @@
   }
   // WM_DWMCOMPOSITIONCHANGED is only sent to top level windows, however we want
   // to notify our children too, since we can have MDI child windows who need to
   // update their appearance.
   EnumChildWindows(hwnd(), &SendDwmCompositionChanged, NULL);
 }
 
 void HWNDMessageHandler::GenerateTouchEvent(ui::EventType event_type,
                                             const gfx::Point& point,
                                             unsigned int id,
-                                            base::TimeTicks event_time,
-                                            base::TimeDelta time_stamp,
+                                            base::TimeTicks time_stamp,
                                             TouchEvents* touch_events) {
   ui::TouchEvent event(event_type, point, id, time_stamp);
 
   event.set_flags(ui::GetModifiersFromKeyState());
 
   event.latency()->AddLatencyNumberWithTimestamp(
       ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
       0,
       0,
-      event_time,
+      time_stamp,
       1);
 
   touch_events->push_back(event);
 }
 
 bool HWNDMessageHandler::HandleMouseInputForCaption(unsigned int message,
                                                     WPARAM w_param,
                                                     LPARAM l_param) {
   // If we are receive a WM_NCLBUTTONDOWN messsage for the caption, the
   // following things happen.
@@ skipping 96 matching lines @@
     delegate_->HandleClientSizeChanged(GetClientAreaBounds().size());
     ResetWindowRegion(false, true);
   }
 
   if (direct_manipulation_helper_)
     direct_manipulation_helper_->SetBounds(bounds_in_pixels);
 }
 
 
 }  // namespace views